I'm considering taking credit for this potential lifer without any photo or audio evidence, as I did get a good view of the two birds with my own eyes.  I'll be as descriptive as possible: Witnessed this afternoon in Boynton Beach, Florida, over a lake with tall vegetation.  The birds hovered over the vegetation before landing, flew low 5-10 feet away, and repeated the pattern.  As a size reference, both birds were a little smaller than an American Robin, but not the same shape.  The birds